/*
 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 *
 */

package com.sun.corba.se.impl.ior.iiop;

import org.omg.CORBA.BAD_PARAM;

import org.omg.CORBA_2_3.portable.InputStream;
import org.omg.CORBA_2_3.portable.OutputStream;

import com.sun.corba.se.spi.ior.iiop.IIOPAddress;

/**
 * @author
 */
abstract class IIOPAddressBase implements IIOPAddress {
    // Ports are marshalled as shorts on the wire.  The IDL
    // type is unsigned short, which lacks a convenient representation
    // in Java in the 32768-65536 range.  So, we treat ports as
    // ints throught this code, except that marshalling requires a
    // scaling conversion.  intToShort and shortToInt are provided
    // for this purpose.
    protected short intToShort(int value) {
        if (value > 32767)
            return (short) (value - 65536);
        return (short) value;
    }

    protected int shortToInt(short value) {
        if (value < 0)
            return value + 65536;
        return value;
    }

    public void write(OutputStream os) {
        os.write_string(getHost());
        int port = getPort();
        os.write_short(intToShort(port));
    }

    public boolean equals(Object obj) {
        if (!(obj instanceof IIOPAddress))
            return false;

        IIOPAddress other = (IIOPAddress) obj;

        return getHost().equals(other.getHost()) &&
                (getPort() == other.getPort());
    }

    public int hashCode() {
        return getHost().hashCode() ^ getPort();
    }

    public String toString() {
        return "IIOPAddress[" + getHost() + "," + getPort() + "]";
    }
}
